What does it mean to look at the bright moon and read gobbledygook?

It is to look at the bright moon for a long time and read complicated classics quietly.

The lines between the lines are calm, always bookish, and reading gobbledygook is quite quiet.

Look at the bright moon. Read gobbledygook quietly. (Zhao) Think twice. Never look back. Listen to the piano and recognize sex. Avoid alcohol and fame. Tolerance is great. Selflessness and peace of mind. Gao Huai saw physics. Kindness and innocence.